Martin Islet Weather Forecast

    • 12
    • 23

    Partly cloudy

    • 15
    • 23

    Late shower or two

    • 16
    • 21

    Possible early shower

    • 15
    • 22

    Partly cloudy

    • 16
    • 26

    Partly cloudy

    • 19
    • 29

    Possible shower or storm

    • 19
    • 27

    Shower or two

Today 30 Dec Wollongong

Mostly clear. Winds east to northeasterly 15 to 25 km/h becoming light in the evening.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
East to northeasterly 10 to 15 knots becoming north to northeasterly below 10 knots in the late evening.
Seas
Below 1 metre.
1st Swell
Southeasterly 1.5 metres.
Weather
Mostly clear.
Weather Situation
A weakening high pressure ridge extends east to northeasterly winds over coastal waters. A trough will brush the coastal waters overnight, bringing a surge of fresh southerly winds along the coast, followed by another ridge extending from a high passing to the south of the state, gradually turning winds northeasterly.
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  • Temperature Forecast Bureau of Meteorology

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Martin Islet Temperature Statistics View More

December Temperature

Bellambi (14km)

  • Lowest 26 December, 2025

    12.1 °C

  • Average December

    20.7 °C

  • Highest 5 December, 2025

    36.7 °C

Climate (2020–Present)

Bellambi (14km)

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  • Average Low 2020–2025

    15 °C

  • Average 2020–2025

    18 °C

  • Average High 2020–2025

    21.8 °C
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